Senior Software Engineer, UI/UX Job at Schonfeld in New York

Overview The Role The Senior UI Engineer will join our team and play a critical role in building and shaping the firm’s internal UI platform. This is a high-impact, hands-on engineering position where you’ll contribute not just as a front-end specialist, but also as a platform thinker – helping to evolve our UI infrastructure that powers 100+ business applications across the firm. You’ll work in a dynamic, fast-paced environment where product requirements evolve, and business stakeholders are deeply engaged. Your engineering skills, UX sensibility, and product mindset will all be utilized as you craft industry-leading UI platform and ecosystems. What You’ll Do You’ll be a key contributor to our UI platform and a technical partner to product owners building on top of it. You’ll help evolve our technical stack and development tools by contributing to architectural improvements, shared components, and implementation consistency across cross-functional teams. At the same time, you’ll work closely with product teams or business stakeholders, helping shape feature definitions, and building high-impact UI solutions directly into their applications. Your development responsibilities will span full-stack, including web front-end, backend integration, API design, performance optimization, and system observability. You’ll also be involved in the team’s code quality and best practices, mentor junior engineers, identify gaps in development lifecycles, and continuously improve both the core platform and how developers build with it. What You’ll Bring 5+ years of professional experience in UI engineering, with at least 2 years in a role leading or designing front-end architectures Expertise in React, TypeScript, HTML, CSS and modern web development toolkits Experience working with REST APIs, WebSockets, and event-driven architectures Strong familiarity with common enterprise JavaScript frameworks, such as Redux, Zustand, RxJS Hands-on experience with advanced data grid and charting tools integrated with real-time or high-volume datasets Experience working with both relational (Postgres, MySQL) and NoSQL databases (MongoDB, DynamoDB) Expertise with low-latency, distributed caches such as Redis or Memcached Proficiency in writing unit tests and E2E tests utilizing popular frameworks like RTL, Mocha, Jest, Cypress, Playwright A thoughtful approach to problem-solving; Ability to break down complex issues methodically A track record of independent executions, able to deliver UI projects or large features in collaboration with cross-functional teams with minimal guidance Experience driving the full lifecycle of complex UI applications, from roadmap shaping to delivering scalable solutions Cloud operation skills in system monitoring and configuration management. Proven experience in diagnosing production issues and ensuring system reliability in cloud environments We’d Love If You Had Experience in building internal tools for trading, analytics, or compliance in Finance or Fintech businesses Experience with AWS cloud services (EC2), Kubernetes-driven deployments, and modern CI/CD pipelines Experience designing and operating high-throughput, event-driven data pipelines on Apache Kafka or Apache Spark Experience implementing or maintaining design systems Familiarity with React-based micro-frontend architectures and patterns for building modular UI Proficiency in one or more backend languages such as Go, Python, Java, Rust A strong voice for engineering excellence: You advocate for best practices, challenge outdated patterns, and help elevate our standards through thoughtful critique in team discussions Excellent communication skills: Partner closely with business stakeholders to turn high-level concepts into technical plans, UX wireframes, or prototypes Who We Are Schonfeld Strategic Advisors is a global multi-strategy, multi-manager investment platform that harnesses the transformative power of people to perform in all market environments. Our dynamic culture inspires better outcomes for our team, our investors, and our partners. We aim to consistently deliver risk-adjusted returns, with people driving performance. We specialize in four core strategies: Quantitative Trading, Fundamental Equity, Tactical Trading, and Discretionary Macro & Fixed Income. We capitalize on inefficiencies and opportunities within the markets, drawing from a significant investment in proprietary technology, infrastructure, and risk analytics. We invest through internal portfolio managers and external partner funds, pursuing alignment among investors, investment professionals, and the firm. Our footprint spans 7 countries and 19 offices. Our Culture The firm’s ethos is embedded in our people. “Talent is our strategy” is our mantra and drives how we approach all initiatives at the firm. We believe our success is because of our people, so putting our talent above all else is our top priority. Schonfeld strives to create an environment where our people can thrive. We foster a teamwork-oriented, collaborative environment where ideas at any level are encouraged and shared. The development and advancement of our talent is honed through interactions with each other, learning & educational offerings, and through opportunities to make impactful contributions. At Schonfeld, we strive to cultivate a sense of belonging throughout all of our employees with Diversity, Equity and Inclusion at the forefront of this mission. As a firm we are committed to creating a hiring process which is not only fair, but also welcoming and supportive. On a daily basis, our employees welcome diversity across identity, thought, people and views which serves as the foundation of our culture and success. You can learn more about our DEI initiatives here - Belonging @ Schonfeld. Compliance with all applicable laws and regulations is required and the firm reserves the right to modify duties and responsibilities as necessary. #J-18808-Ljbffr In Summary: The Senior UI Engineer will play a critical role in building and shaping the firm’s internal UI platform . You’ll be a key contributor to our UI platform and a technical partner to product owners building on top of it . Your development responsibilities will span full-stack, including web front-end, backend integration, API design, performance optimization and system observability . En Español: El Ingeniero Senior de UI se unirá a nuestro equipo y desempeñará un papel crítico en la construcción y configuración de la plataforma interna de UI de la empresa. Esta es una posición de ingeniería práctica con alto impacto, donde contribuirás no solo como especialista front-end, sino también como pensador de plataformas ayudando a evolucionar nuestra infraestructura de UI que impulsa más de 100 aplicaciones empresariales en toda la compañía. Trabajará en un entorno dinámico y acelerado donde evolucionan los requisitos del producto y las partes interesadas del negocio están profundamente involucradas. Sus habilidades de ingeniería, sensibilidad UX y mentalidad de productos serán utilizadas mientras elabora la plataforma y ecosistemas de UI líderes de la industria. Lo que usted hará será un colaborador clave para nuestra interfaz de usuario y un socio técnico para los propietarios del producto construyendo sobre ella. También participará en la calidad de código y las mejores prácticas del equipo, mentorará a ingenieros junior, identificará lagunas en los ciclos de vida del desarrollo y mejorará continuamente tanto la plataforma principal como cómo construyen con ella. Lo que aportará 5+ años de experiencia profesional en ingeniería de UI, con al menos 2 años liderando o diseñando arquitecturas front-end Experiencia en React, TypeScript, HTML, CSS y kits modernos de herramientas para el desarrollo web Experiencia trabajando con REST APIs, WebSockets y arquitectura impulsada por eventos Familiaridad fuerte con marcos empresariales comunes de JavaScript, tales como Redux, Zustand, RxJS avanzadas experiencias en red de datos e instrumentos integrados en tiempo real o conjuntos de datos de alto volumen Con conocimientos generales de gestión de problemas relacionados (Postgresca, MySQL) y NoMundown (Project Management System), Experimentación completa con sistemas operativos independientes como Astrain Dynamics, Capacitación para ejecutar soluciones más complejas como pruebas de rodaje, diseño automático de circuitos interactivos de escritura de computadora, prueba de memoria móvial, análisis de funcionamiento en línea, etc. Experiencia comprobada en diagnosticar problemas de producción y garantizar la fiabilidad del sistema en entornos cloud Nos encantaría si tuvieras experiencia en construir herramientas internas para el comercio, análisis o cumplimiento en las empresas Finanzas o Fintech Experiencia con los servicios de nube AWS (EC2), implementaciones impulsadas por Kubernetes y tuberías modernas CI/CD Experiencia en diseñar y operar tuberías de datos basadas en eventos de alto rendimiento en Apache Kafka o Apache Spark Experiencia implementando o manteniendo sistemas de diseño Familiarización con arquitecturas y patrones de microfrontend basados en React Proficiencia en UI modular en uno o más lenguajes como Go, Python, Java, Rust Una voz fuerte de excelencia: defiende mejores prácticas de ingeniería, desafío a patrones obsoletos y ayuda a elevar nuestros estándares a través de discusiones críticas cercanas en equipo. Nos especializamos en cuatro estrategias básicas: Comercio cuantitativo, Equidad Fundamental, Comercio táctico y Macro e Ingreso Fijo Discretionario. Capitalizamos las ineficiencias y oportunidades dentro de los mercados, aprovechando una inversión significativa en tecnología propietaria, infraestructura y análisis de riesgos. Invertimos a través de gerentes internos de carteras y fondos asociados externos, buscando la alineación entre inversores, profesionales de inversiones y la empresa. Nuestra huella abarca 7 países y 19 oficinas. Todos los días, nuestros empleados acogen la diversidad de identidad, pensamiento, personas y puntos de vista que sirve como fundamento de nuestra cultura y éxito. Puede obtener más información sobre nuestras iniciativas DEI aquí - Belonging @ Schonfeld. Se requiere el cumplimiento de todas las leyes y regulaciones aplicables y la empresa se reserva el derecho a modificar sus deberes y responsabilidades según sea necesario. #J-18808-Ljbffr